RoHS: yes. Number of circuits: 1. Logic circuits family: 74HCTxx series. Logic function: 'Octal D-Type Flip-Flops with Reset'. Operating temperature range min (°C): -40°C. Operating temperature range max (°C): +85°C. Minimum supply voltage (V): +4.5V. Maximum supply voltage (V): +5.5V. Equivalents: 74HCT273N,652, CD74HCT273E, MM74HCT273N, M74HCT273B1R. Number of terminals: 20. Assembly/installation: PCB through-hole mounting. Series: TTL-HCT. Housing: DIP. Housing (according to data sheet): DIP-20. Spec info: OCTAL D-TYPE FLIP-FLOP